P285A Possible Causes
- High Rear Clutch and Brake Solenoid Valve
Control Valve Assembly
How to Fix Code P285A
Check the “Possible Causes” listed above. Visually inspect the wiring harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check Engine Light illuminated (or Service Engine Soon warning light)
P285A Meaning
The clutch pressure control solenoid is controlled by signals from switches and sensors. Thus, the clutch pressure is adjusted to be appropriate for the engine load condition and vehicle driving state. It becomes possible to finely control the clutch hydraulic pressure with high precision, achieving a smoother shifting characteristic.